CN205325025U - A pipe flange welding machine - Google Patents

Abstract

The utility model relates to a mechanical type welding technique field especially relates to a pipe flange welding special plane, including pipe fitting bearing roller mechanism, frame running gear, interior welder adjustment mechanism, outer welder adjustment mechanism, interior welder numerical control cross adjustment mechanism, outer welder numerical control cross adjustment mechanism, welding ground adjustment mechanism, base and welder 0, the head end at frame running gear is fixed by pipe fitting bearing roller mechanism, interior welder adjustment mechanism and outer welder adjustment mechanism are connected with frame running gear respectively, including interior welder numerical control cross adjustment mechanism is fixed on the welder adjustment mechanism, outer welder numerical control cross adjustment mechanism sets up welder adjustment mechanism's outside crossbeam head end, welder adjustment mechanism's head end including welding ground adjustment mechanism sets up, frame running gear and outer welder adjustment mechanism install on the base respectively. This application has improved welding efficiency, and welder's pendulum dynamic stability is good, the shaping high quality of welding seam.

Description

A pipe flange welding machine

technical field

The utility model relates to the technical field of mechanical welding, in particular to a special welding machine for pipe flanges.

Background technique

In the welding system, for the assembly between the pipe and the flange, the method adopted in the prior art is to manually assemble the pipe first, and then manually weld the straight pipe and the flange after the spot welding is completed. However, the workload of welding between the pipe and the flange is relatively large, the welding efficiency is low, and the welding quality is difficult to control.

Utility model content

The utility model solves the technical problem of low welding efficiency between the pipe and the flange in the prior art by providing a special pipe flange welding machine.

The embodiment of the utility model provides a pipe flange welding special machine, including a pipe supporting roller mechanism, a frame walking mechanism, an inner welding torch adjustment mechanism, an outer welding torch adjustment mechanism, an inner welding torch digital control cross adjustment mechanism, an outer welding torch digital control cross adjustment mechanism, Welding ground wire adjustment mechanism, base and welding mechanism;

The pipe idler mechanism is fixed at the head end of the frame traveling mechanism;

The inner welding torch adjustment mechanism and the outer welding torch adjustment mechanism are respectively connected with the frame traveling mechanism;

The inner welding torch numerical control cross adjustment mechanism is fixed on the inner welding torch adjustment mechanism;

The numerically controlled cross adjustment mechanism of the outer welding torch is arranged at the head end of the beam of the outer welding torch adjustment mechanism;

The welding ground wire adjustment mechanism is arranged at the head end of the inner welding torch adjustment mechanism;

The frame traveling mechanism and the outer welding torch adjusting mechanism are installed on the base respectively.

Preferably, a welding mechanism is also included, and the welding mechanism includes an inner welding torch and an outer welding torch;

Wherein, the inner welding torch and the outer welding torch are fixed on the end of the frame traveling mechanism, and the inner welding torch is connected with the inner welding torch adjusting mechanism through the inner welding torch numerical control cross adjustment mechanism, and the outer welding torch The digital control cross adjustment mechanism of the outer welding torch is connected with the outer welding torch adjustment mechanism.

Preferably, the pipe idler mechanism includes an idler, a worm gear box, a rotation drive sub-mechanism, a pipe support adjustment sub-mechanism and an installation frame;

The idler roller is set on the worm gear box, and the worm gear box is set on the frame running mechanism;

The rotation driving sub-mechanism is arranged at the head end of the installation frame;

The pipe support adjustment sub-mechanism is arranged on the installation frame;

The installation frame is fixed on the frame running mechanism.

Preferably, the frame traveling mechanism includes a frame, a traveling steel wheel, a traveling guide rail, a servo motor, a gear, a rack, a guide sub-mechanism, and a frame position detection sub-mechanism;

The frame is set on the walking guide rail through the walking steel wheel;

The servo motor is arranged on the frame;

The gear is arranged on the drive shaft of the servo motor;

The rack is arranged on the base;

The guide sub-mechanism is arranged on both sides of the frame;

The frame position detection sub-mechanism is arranged on both sides of the frame.

Preferably, the inner welding gun adjustment mechanism includes a machine base, a linear guide rail, a first guide rail slider, an adjustment screw, a first nut, a telescopic cylinder, a linear bearing, and a guide optical axis group;

The machine base is arranged on the rack running mechanism, and the machine base has a guide rail installation groove;

The linear guide rail is arranged in the guide rail installation groove;

The guide rail slider is set on the linear guide rail;

The first nut fits on the adjusting screw;

The telescopic cylinder, the linear bearing and the adjusting screw are all arranged on the base;

The optical guide shaft is arranged inside the linear bearing.

Preferably, the outer welding gun adjustment mechanism includes a column, a lifting motor, a beam, a lifting screw, a second nut, a circular guide rail and a second guide rail slider;

The column is arranged on the base;

The lifting motor is arranged on the column;

The beam is arranged on the sliding platform of the column;

The lifting screw is arranged on the top of the column through the second nut, and the second nut and the lifting screw are fitted and connected to the column;

The circular guide rail is arranged on the guide rail mounting surface on both sides of the column;

The second guide rail slider is sleeved on the circular guide rail, and the second guide rail slider is connected to the sliding table surface.

Preferably, it also includes a dust removal mechanism;

The dust removal mechanism is fixed at the end of the frame traveling mechanism.

Preferably, the rotation driving sub-mechanism is arranged at the head end of the installation frame through a flange type bearing seat.

One or more technical solutions in the embodiments of the utility model have at least the following technical effects or advantages:

The application can realize the adjustment of the inner welding torch and the outer welding torch through the inner welding torch adjustment mechanism and the outer welding torch adjustment mechanism, so that the pipe flange is welded together by the inner welding torch and the outer welding torch, which improves the welding efficiency, and, in the welding process, The adjustment of the welding torch adopts the numerical control cross adjustment mechanism of the welding torch and the numerical control cross adjustment mechanism of the outer welding torch, so that the swing stability of the welding torch is good and the forming quality of the welding seam is high.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description It is only an embodiment of the utility model, and those skilled in the art can also obtain other drawings according to the provided drawings without creative work.

Fig. 1 is a schematic diagram of a pipe flange welding machine in an embodiment of the present invention;

Fig. 2 is a schematic diagram of a pipe flange welding machine including a welding mechanism and a dust removal mechanism in an embodiment of the present invention;

Fig. 3 is a schematic diagram of the relative positional relationship between the inner welding torch digital control cross adjustment mechanism, the outer welding torch digital control cross adjustment mechanism and the welding ground wire adjustment mechanism in the embodiment of the utility model.

Among them, 1 is the pipe supporting roller mechanism, 2 is the frame walking mechanism, 3 is the inner welding torch adjustment mechanism, 4 is the outer welding torch adjustment mechanism, 5 is the inner welding torch numerical control cross adjustment mechanism, 6 is the outer welding torch numerical control cross adjustment mechanism, and 7 is Welding ground wire adjustment mechanism, 8 is a base, 9 is a welding mechanism, and 10 is a dust removal mechanism.

detailed description

In order to solve the technical problem of low welding efficiency between pipes and flanges in the prior art, the utility model provides a special welding machine for pipe flanges.

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The embodiment of the utility model provides a pipe flange welding special machine, as shown in Figure 1 and Figure 3, the pipe flange welding special machine includes a pipe fitting roller mechanism 1, a frame walking mechanism 2, an inner welding torch adjustment mechanism 3, an outer Welding torch adjustment mechanism 4 , inner welding torch numerical control cross adjustment mechanism 5 , outer welding torch numerical control cross adjustment mechanism 6 , welding ground wire adjustment mechanism 7 , base 8 and welding mechanism 9 .

Specifically, the pipe support roller mechanism 1 is fixed on the head end of the frame running mechanism 2 by bolts, the inner welding torch adjusting mechanism 3 and the outer welding torch adjusting mechanism 4 are respectively connected with the frame running mechanism 2, and the inner welding torch digital control cross adjusting mechanism 5 passes Bolts are fixed on the inner welding torch adjustment mechanism 3, the outer welding torch numerical control cross adjustment mechanism 6 is installed on the beam head end of the outer welding torch adjustment mechanism 4, the welding ground wire adjustment mechanism 7 is installed on the head end of the inner welding torch adjustment mechanism 3 through bolts, and the frame travels The mechanism 2 and the outer welding torch adjustment mechanism 4 are installed on the base 8 respectively.

Further, as shown in FIG. 2 , the pipe flange welding machine in this application also includes a welding mechanism 9 , and the welding mechanism 9 includes an inner welding torch and an outer welding torch. Wherein, both the inner welding torch and the outer welding torch are fixed on the end of the frame traveling mechanism 2 by bolts, and the inner welding torch is connected with the inner welding torch adjusting mechanism 5 through the inner welding torch numerical control cross adjusting mechanism 5, and the outer welding torch is connected with the inner welding torch numerical control cross adjusting mechanism 6 It is connected with the outer welding torch adjustment mechanism 4. Specifically, the inner welding torch and the outer welding torch respectively include two welding torches.

Further, in this application, the pipe idler mechanism 1 includes an idler, a worm gear reducer, a rotation drive sub-mechanism, a pipe support adjustment sub-mechanism and an installation frame. Specifically, the idler roller is installed on the worm gear box, and the idler roller and the worm gear box are installed as a whole on the frame running mechanism 2 through bolts, and the rotary drive sub-mechanism is installed on the head of the installation frame through the flange type bearing seat. At the end, the pipe fitting support adjustment sub-mechanism is installed on the installation frame through the bearing seat, and the installation frame is fixed on the frame running mechanism 2 by bolts.

Further, in this application, the frame traveling mechanism 2 includes a frame, a traveling steel wheel, a traveling guide rail, a servo motor, a gear, a rack, a guide sub-mechanism, and a frame position detection sub-mechanism. Specifically, the frame is installed on the walking guide rail through the walking steel wheel, the servo motor is installed on the frame through the mounting flange, the gear is installed on the drive shaft of the servo motor, the rack is installed on the base 8 through bolts, and the guide The sub-mechanism is installed on both sides of the frame through bolts, and the rack position detection sub-mechanism is installed on both sides of the frame through bolts. In addition, the idler and the worm gear box are installed as a whole on the frame of the frame traveling mechanism 2 through bolts, the inner welding torch adjustment mechanism 3 is connected to the frame through bolts, and the outer welding torch adjustment mechanism 4 is connected to the frame through bolts .

Further, in this application, the inner welding gun adjustment mechanism 3 includes a machine base, a linear guide rail, a first guide rail slider, an adjustment screw, a first nut, a telescopic cylinder, a linear bearing, and a guide optical axis group. Specifically, the machine base is installed on the rack traveling mechanism 2 through bolts, and the machine base has guide rail installation grooves, the linear guide rails are installed in the guide rail installation grooves through bolts, the guide rail sliders are set on the linear guide rails, and the screw screw is adjusted Installed on the machine base through the bearing seat, the first nut fits on the adjusting screw rod, the telescopic cylinder is fixed on the machine base through bolts, the linear bearing is installed on the machine base through bolts, and the guide optical axis is installed inside the linear bearing. In addition, the inner welding torch is installed on the machine base through the inner welding torch numerical control cross adjustment mechanism 5 .

Further, in this application, the outer welding torch adjustment mechanism 4 includes a column, a lifting motor, a beam, a lifting screw, a second nut, a circular guide rail and a second guide rail slider. Specifically, the column is installed on the base 8 through bolts, the lifting motor is installed on the column through the connecting flange, the beam is installed on the sliding table surface of the column through bolts, the lifting screw is installed on the top of the column through the second nut, and, After the second nut and the lifting screw are fitted, they are connected to the column by bolts. The circular guide rails are installed on the guide rail mounting surfaces on both sides of the column by bolts. The second guide rail slider is set on the circular guide rail, and the second guide rail slider passes through the The bolts are connected with the slide table. In addition, the outer welding torch is installed on the beam through the outer welding torch numerical control cross adjustment mechanism 6 .

Further, the pipe flange welding machine of the present application, as shown in FIG. 2 , also includes a dust removal mechanism 10 , and the dust removal mechanism 10 is fixed to the end of the frame traveling mechanism 2 by bolts.

During the use of the special pipe flange welding machine of this application, firstly, the pipe fittings to be welded are transported to the welding station by a transport trolley, and the diameter and length of the pipe fittings are input on the touch screen of the control system. Then, the pipe fitting roller mechanism 1 is adjusted by the pipe fitting support The sub-mechanism automatically adjusts the supporting rollers of the pipe fittings to the corresponding supporting position, the rack running mechanism 2 drives the supporting rollers to automatically walk to the appropriate supporting position, the pipe fittings transfer trolley places the pipe fittings on the supporting rollers, and the inner welding torch adjustment mechanism 3 is driven by the telescopic cylinder The inner welding torch and the welding ground wire adjustment mechanism 7 are ejected to complete the fixed positioning of the pipe fittings and the adjustment of the position of the inner welding torch. Then, the lifting motor drives the beam down through the lifting screw and the second nut to complete the compression of the pipe fittings and at the same time complete the position of the outer welding torch Finally, the swing of the welding torch during the welding process is completed through the inner welding torch numerical control cross adjustment mechanism 5 and the outer welding torch numerical control cross adjustment mechanism 6, so that the four inner and outer welding torches simultaneously complete the welding of the pipe fitting and the flange, and the dust removal mechanism 10 is activated. It can complete the purification treatment of fumes in the welding process.

This application can adaptively control the distance between the welding torch and the welding seam according to the parameters of the workpiece to be welded, and complete the positioning and clamping of the pipe flange by fixing the length at one end and the constant pressure at the other end. Welding the weld seam of the pipe flange can improve the efficiency of the welding of the straight pipe flange group.

The above-mentioned technical solutions in the embodiments of the present application have at least the following technical effects or advantages:

The application can realize the adjustment of the inner welding torch and the outer welding torch through the inner welding torch adjustment mechanism and the outer welding torch adjustment mechanism, so that the pipe flange is welded together by the inner welding torch and the outer welding torch, which improves the welding efficiency, and, in the welding process, The adjustment of the welding torch adopts the numerical control cross adjustment mechanism of the welding torch and the numerical control cross adjustment mechanism of the outer welding torch, so that the swing stability of the welding torch is good and the forming quality of the welding seam is high.

In addition, the position of the idler roller is automatically adjusted according to the parameters of the pipe fittings, which improves the feeding time of the pipe fittings and reduces the labor intensity of manual operations.

In addition, the dust removal system is equipped during the welding process, which can purify the harmful fumes during the welding process and improve the operating environment for welding operators.

While preferred embodiments of the present invention have been described, additional changes and modifications to these embodiments can be made by those skilled in the art once the basic inventive concept is appreciated. Therefore, the appended claims are intended to be interpreted to cover the preferred embodiment and all changes and modifications which fall within the scope of the present invention.

Obviously, those skilled in the art can make various changes and modifications to the utility model without departing from the spirit and scope of the utility model. In this way, if these modifications and variations of the utility model fall within the scope of the claims of the utility model and equivalent technologies thereof, the utility model is also intended to include these modifications and variations.

Claims (8)

1. A pipe flange welding special machine, characterized in that it includes a pipe fitting roller mechanism, a frame walking mechanism, an inner welding torch adjustment mechanism, an outer welding torch adjustment mechanism, an inner welding torch numerical control cross adjustment mechanism, an outer welding torch numerical control cross adjustment mechanism, welding Ground wire adjustment mechanism, base and welding mechanism; The pipe idler mechanism is fixed at the head end of the frame traveling mechanism; The inner welding torch adjustment mechanism and the outer welding torch adjustment mechanism are respectively connected with the frame traveling mechanism; The inner welding torch numerical control cross adjustment mechanism is fixed on the inner welding torch adjustment mechanism; The numerically controlled cross adjustment mechanism of the outer welding torch is arranged at the head end of the beam of the outer welding torch adjustment mechanism; The welding ground wire adjustment mechanism is arranged at the head end of the inner welding torch adjustment mechanism; The frame traveling mechanism and the outer welding torch adjusting mechanism are installed on the base respectively. 2. The pipe flange welding machine according to claim 1, wherein the welding mechanism includes an inner welding torch and an outer welding torch; Wherein, the inner welding torch and the outer welding torch are fixed on the end of the frame traveling mechanism, and the inner welding torch is connected with the inner welding torch adjusting mechanism through the inner welding torch numerical control cross adjustment mechanism, and the outer welding torch The digital control cross adjustment mechanism of the outer welding torch is connected with the outer welding torch adjustment mechanism. 3. The special machine for pipe flange welding according to claim 1, wherein the pipe supporting roller mechanism comprises a supporting roller, a worm gear box, a rotary drive sub-mechanism, a pipe fitting support adjustment sub-mechanism and a mounting frame; The idler roller is set on the worm gear box, and the worm gear box is set on the frame running mechanism; The rotation driving sub-mechanism is arranged at the head end of the installation frame; The pipe support adjustment sub-mechanism is arranged on the installation frame; The installation frame is fixed on the frame running mechanism. 4. The special machine for pipe flange welding according to claim 1, characterized in that, the frame traveling mechanism includes a frame, a traveling steel wheel, a traveling guide rail, a servo motor, a gear, a rack, a guide sub-mechanism and a frame Position detection sub-mechanism; The frame is set on the walking guide rail through the walking steel wheel; The servo motor is arranged on the frame; The gear is arranged on the drive shaft of the servo motor; The rack is arranged on the base; The guide sub-mechanism is arranged on both sides of the frame; The frame position detection sub-mechanism is arranged on both sides of the frame. 5. The pipe flange welding special machine according to claim 1, characterized in that, the inner welding torch adjustment mechanism includes a machine base, a linear guide rail, a first guide rail slider, an adjustment screw, a first nut, a telescopic cylinder, a linear Bearings, guiding optical axis group; The machine base is arranged on the rack running mechanism, and the machine base has a guide rail installation groove; The linear guide rail is arranged in the guide rail installation groove; The guide rail slider is set on the linear guide rail; The first nut fits on the adjusting screw; The telescopic cylinder, the linear bearing and the adjusting screw are all arranged on the base; The optical guide shaft is arranged inside the linear bearing. 6. The pipe flange welding machine according to claim 1, characterized in that, the outer welding gun adjustment mechanism includes a column, a lifting motor, a beam, a lifting screw, a second nut, a circular guide rail and a second guide rail slider; The column is arranged on the base; The lifting motor is arranged on the column; The beam is arranged on the sliding platform of the column; The lifting screw is arranged on the top of the column through the second nut, and the second nut and the lifting screw are fitted and connected to the column; The circular guide rail is arranged on the guide rail mounting surface on both sides of the column; The second guide rail slider is sleeved on the circular guide rail, and the second guide rail slider is connected to the sliding table surface. 7. The pipe flange welding machine according to claim 1, further comprising a dust removal mechanism; The dust removal mechanism is fixed at the end of the frame traveling mechanism. 8. The special pipe flange welding machine according to claim 3, characterized in that, the rotary drive sub-mechanism is arranged at the head end of the installation frame through a flange type bearing seat.